/*
 * Copyright 2021-2023. Huawei Technologies Co., Ltd. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License")
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.huawei.hms.flutter.wallet.utils.jwe;

public abstract class CommonUtil {
    /**
     * Check if a string is null or empty.
     *
     * @param str the string to be checked.
     * @return if the string is null or empty.
     */
    public static boolean isNull(String str) {
        return null == str || "".equals(str.trim());
    }

    /**
     * Check if an object is null.
     *
     * @param object the object to be checked.
     * @return if the object is null.
     */
    public static boolean isNull(Object object) {
        return object == null;
    }
}
